Opening a CRL-SET File

The CRL-SET file type is primarily associated with Google Chrome.

CRL-SET	File extension: CRL-SET
	File type:	Certificate Revocation

What is a CRL-SET file?

CRL-SET files mostly belong to Google Chrome. A *.CRL-SET file is a Chrome Certificate Revocation List Set used by the Google Chrome web browser. It contains a set of Certificate Revocation Lists (CRLs), which are lists of digital certificates that have been revoked by their issuing Certificate Authorities (CAs) before their scheduled expiration date. These CRLs help Chrome identify and reject invalid certificates, enhancing the security of online browsing by preventing connections to websites using compromised or fraudulent certificates. The *.CRL-SET file format is internal to Chrome and not intended for direct user interaction.

How to open CRL-SET files

You need a suitable software like Google Chrome to open a CRL-SET file. You need a suitable software like Google Chrome to open a CRL-SET file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your CRL-SET file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a CRL-SET file directly in the browser:. Just drag the file onto this browser window and drop it.

Online CRL-SET Text Viewer

Choose your .crl-set file to analyze

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Online File Viewer

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Can't Open Your .CRL-SET File? Try These Steps

Since .CRL-SET files come from various security mechanisms, they aren't universally openable.

Identify the Source: If found in a browser folder, it's likely a Google Chrome Certificate Revocation list. If provided by an IT administrator, it may be a custom security policy.
Check the Header: Inspect the first bytes in a text editor or hex viewer:
- Readable JSON implies a structured configuration file.
- Unreadable binary data often indicates a compiled Chrome security update.
Use the Original Software: The original program is usually required to read these files. Try Google Chrome, Chromium, or ask the sender if you are uncertain.
Use this Webpage: Drag and drop your file here to detect its format, extract readable metadata, and preview the contents when possible.

Technical Data for CRL-SET File Extension

File classification:

Security

a crl-set Certificate Revocation is a special file format and should only be edited and saved with the appropriate software.

How to solve problems with CRL-SET files

Associate the CRL-SET file extension with the correct application.
Update your software that should actually open certificate revocations. Because only the current version supports the latest CRL-SET file format. Search, therefore, e.g. on the manufacturer website after an available Google Chrome update.
To make sure that your CRL-SET file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
Click here to open your .CRL-SET file online - secure, fast, and no downloads needed.